Microbiology Lab Test 1 Exam 2026
Questions and Answers
What are the 4 steps to putting a microscope away? - Correct answer-1.) Clean
2.) Lower stage completely
3.) Scanning power objective in position
4.) Tighten silver knob
Foods that are made possible by lactic acid fermentation include: - Correct answer-
Answer: yogurt, sauerkraut, sour cream, buttermilk, cheeses, kimchi.
Foods and beverages made possible by ethanol fermentation include: - Correct
answer-Answer: beer, ale, mead, wines, distilled alcoholic beverages, yeast bread.
Foods that are made possible by both lactic acid and ethanol fermentation include:
- Correct answer-Answer: sourdough bread, kefir
In Autoclave, the temperature is:
A.) 100 C
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,B.) 112 C
C.) 121 C
D.) 144 C - Correct answer-Answer: C
In autoclave, the psi steam is:
A.) 5
B.) 10
C.) 15
D.) 20 - Correct answer-Answer: C
In autoclave, the amount of minutes it needs to be set for is:
A.) 1
B.) 5
C.) 10
D.) 15 - Correct answer-Answer: D
The total magnification of the low power objective on a microscope is:
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, A.) 40 (4 x 10)
B.) 100 ( 10 X 10)
C.) 400 (40 X 10)
D.) 1000 (100 X 10) - Correct answer-Answer: B
The total magnification of the high power objective on a microscope is:
A.) 40 (4 x 10)
B.) 100 ( 10 X 10)
C.) 400 (40 X 10)
D.) 1000 (100 X 10) - Correct answer-Answer: C
The total magnification of the oil immersion power objective on a microscope is:
A.) 40 (4 x 10)
B.) 100 ( 10 X 10)
C.) 400 (40 X 10)
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Questions and Answers
What are the 4 steps to putting a microscope away? - Correct answer-1.) Clean
2.) Lower stage completely
3.) Scanning power objective in position
4.) Tighten silver knob
Foods that are made possible by lactic acid fermentation include: - Correct answer-
Answer: yogurt, sauerkraut, sour cream, buttermilk, cheeses, kimchi.
Foods and beverages made possible by ethanol fermentation include: - Correct
answer-Answer: beer, ale, mead, wines, distilled alcoholic beverages, yeast bread.
Foods that are made possible by both lactic acid and ethanol fermentation include:
- Correct answer-Answer: sourdough bread, kefir
In Autoclave, the temperature is:
A.) 100 C
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,B.) 112 C
C.) 121 C
D.) 144 C - Correct answer-Answer: C
In autoclave, the psi steam is:
A.) 5
B.) 10
C.) 15
D.) 20 - Correct answer-Answer: C
In autoclave, the amount of minutes it needs to be set for is:
A.) 1
B.) 5
C.) 10
D.) 15 - Correct answer-Answer: D
The total magnification of the low power objective on a microscope is:
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, A.) 40 (4 x 10)
B.) 100 ( 10 X 10)
C.) 400 (40 X 10)
D.) 1000 (100 X 10) - Correct answer-Answer: B
The total magnification of the high power objective on a microscope is:
A.) 40 (4 x 10)
B.) 100 ( 10 X 10)
C.) 400 (40 X 10)
D.) 1000 (100 X 10) - Correct answer-Answer: C
The total magnification of the oil immersion power objective on a microscope is:
A.) 40 (4 x 10)
B.) 100 ( 10 X 10)
C.) 400 (40 X 10)
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